Quickly Find Dimensions Of Web Pages Using MeasureIT
Update as of 2023: This add-on is now depreciated. A similar add-on is here.
MeasureIT is a useful add-on for Firefox to check the dimensions of any web page or web elements. It can come in handy when trying to design websites, change the existing design or when figuring out space requirements for a given web page before adding any new web element.
Download and add MeasureIT from here.
Once installed,...